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(S,S)-2-[N-(tert-butyloxycarbonyl)piperidin-2-yl]-2-phenylethanol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

203056-34-2

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203056-34-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 203056-34-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,3,0,5 and 6 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 203056-34:
(8*2)+(7*0)+(6*3)+(5*0)+(4*5)+(3*6)+(2*3)+(1*4)=82
82 % 10 = 2
So 203056-34-2 is a valid CAS Registry Number.

203056-34-2Relevant academic research and scientific papers

Asymmetric synthesis and pharmacology of methylphenidate and its para- substituted derivatives

Thai, Dung L.,Sapko, Michael T.,Reiter, Clara T.,Bierer, Donald E.,Perel, James M.

, p. 591 - 601 (2007/10/03)

We report the first asymmetric synthesis of the individual enantiomers of methylphenidate (1). From d-pipecolic acid, the (2R,2'R) and (2S,2'R) enantiomers of 1 were obtained in >99% optical purity while the (2S,2'S) and (2R,2'S) enantiomers of 1 were der

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